Home / 859,567.60-1,287,579.48-503,502.13

Finding the Fourth Proportional to 859,567.60, 1,287,579.48 and 503,502.13

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Solution

The fourth proportional to 859,567.60, 1,287,579.48 and 503,502.13 is: 754,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,567.60 : 1,287,579.48 = 503,502.13 : x
  2. Step 2: Convert to fraction form
    859,567.60/1,287,579.48 = 503,502.13/x
  3. Step 3: Cross multiply
    859,567.60x = 1,287,579.48 × 503,502.13
  4. Step 4: Simplify right side
    859,567.60x = 648,299,010,724.29
  5. Step 5: Solve for x
    x = 648,299,010,724.29/859,567.60
  6. Step 6: Final answer
    x = 754,215.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.